622b5e2d-a970-4383-ac50-23312d93c230 5 4 5 decimal

&[DATE] &[TIME] - &[FILENAME]

restart MaximaControl Restart complete.

msg draw load Maxima :

dir DocumentDirectory CurrentDirectory :

opts user_preamble set terminal svg size 1000 700 dynamic set style fill transparent solid 0.65 border set view 120, 357, 1.75, 1.08 31 sys ≡ axis_3d false ≡ terminal svg ≡ background_color gray ≡ file_name draw ≡ colorbox false ≡ enhanced3d true ≡ surface_hide true ≡ xu_grid 51 ≡ yv_grid 51 ≡ xtics none ≡ ytics none ≡ ztics none ≡ wired_surface true ≡ fx fy fz u 4.5 - 4.5 v 0.05 π 0.05 - parametric_surface 151 sys :

a 1 :

fx 2 a * u cos u u sin * + (* v sin * 1 u 2^v sin 2^* + / :

fy 2 a * u sin u u cos * - (* v sin * 1 u 2^v sin 2^* + / :

fz a v 2 / tan ln * 2 v cos * 1 u 2^v sin 2^* + / + :

opts draw3d Maxima ?parametric.surface gr3d

draw.svg